[automerger skipped] Merge "Expose RRO completion signal" into udc-qpr-dev am: 09d220d225 -s ours

am skip reason: Merged-In I22595066cc810164023c127e1247ac9375d323a2 with SHA-1 2637324fef is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/26180834

Change-Id: I2ddfd812cb3cd60711527a36b04a71c99be3272e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>